CAUTION
Damage to the radiator fins through improper cleaning.
▪ Never spray the radiator fins with a high pressure jet.
▪ Never clean the radiator fins with a tool such as a spatula or
screwdriver. A reduction in radiator performance through
bent radiator fins or radiator leaks may be the result.
NOTICE
In case of heavy contamination, shorten the maintenance inter-
vals accordingly (see the chapter 8.2.1 Maintenance plan,
page 52).
Overview
1 Radiator fins
2 Direction of flow of the cooling air with suction fan
3 Direction of flow of the cooling air with forced-draught fan
Procedure
Step Activity
Cleaning in case of dry dirt contamination
1 Clean the radiator fins either with compressed air or flush with a
water jet - depending on the amount of accumulated dirt. Work
first against the direction of flow of the cooling air and then in the
direction of flow.
Cleaning of wet or oily dirt contamination
Maintenance 4H50TIC
66 Operator's Manual
HATZ
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